[Backport 2.x] Create a clone of local segements size map used for Remote Segment Stats until sync to remote completes

[opensearch-trigger-bot]

Backport 57cc0dd from #11896.

[github-actions]

Compatibility status:

Checks if related components are compatible with change 0589a22

Incompatible components

Incompatible components: [https://github.com/opensearch-project/cross-cluster-replication.git, https://github.com/opensearch-project/performance-analyzer.git, https://github.com/opensearch-project/performance-analyzer-rca.git]

Skipped components

Compatible components

Compatible components: [https://github.com/opensearch-project/security-analytics.git, https://github.com/opensearch-project/observability.git, https://github.com/opensearch-project/custom-codecs.git, https://github.com/opensearch-project/job-scheduler.git, https://github.com/opensearch-project/sql.git, https://github.com/opensearch-project/ml-commons.git, https://github.com/opensearch-project/notifications.git, https://github.com/opensearch-project/asynchronous-search.git, https://github.com/opensearch-project/security.git, https://github.com/opensearch-project/index-management.git, https://github.com/opensearch-project/neural-search.git, https://github.com/opensearch-project/reporting.git, https://github.com/opensearch-project/geospatial.git, https://github.com/opensearch-project/common-utils.git, https://github.com/opensearch-project/anomaly-detection.git, https://github.com/opensearch-project/k-nn.git, https://github.com/opensearch-project/alerting.git]

[github-actions]

❌ Gradle check result for 0589a22: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[gbbafna]

Failures are known flaky test : #12119

    org.opensearch.search.fetch.subphase.highlight.HighlighterSearchIT.testSameContent {p0={"search.concurrent_segment_search.enabled":"true"}}
    org.opensearch.search.fetch.subphase.highlight.HighlighterSearchIT.classMethod

[github-actions]

✅ Gradle check result for 0589a22: SUCCESS

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (3b47fa3) 71.13% compared to head (0589a22) 71.10%.
Report is 3 commits behind head on 2.x.

Files	Patch %	Lines
...search/index/shard/RemoteStoreRefreshListener.java	90.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                2.x   #12143      +/-   ##
============================================
- Coverage     71.13%   71.10%   -0.04%     
+ Complexity    59468    59426      -42     
============================================
  Files          4894     4894              
  Lines        280277   280278       +1     
  Branches      41115    41115              
============================================
- Hits         199384   199279     -105     
- Misses        64023    64092      +69     
- Partials      16870    16907      +37     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.